Science Topics term usage 2009-05-14

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

(Table shows only the 40 most frequently chosen terms.)

466	earthquakes
200	earthquake occurrences
190	volcanoes
113	maps and atlases
75	real-time monitoring and reporting
59	mineral resources
55	climate change
49	water quality
49	USGS map servers
42	ground water
39	floods
38	topographic maps
37	energy resources
33	remote sensing
33	surface water (non-marine)
32	droughts
31	contamination and pollution
30	avian influenza
27	geologic maps
22	human impacts
22	acid deposition
20	geospatial analysis
19	fires
16	environmental health (human)
14	invasive species
14	river systems
13	health and disease
13	sediment transport
12	global warming
12	global change
11	seismology
11	animals
9	hazards
9	surface water quality
9	earth structure
9	oil resources
9	volcanic activity
9	desert ecosystems
9	earthquake probabilities
8	copper

Science Topics term usage Thursday, 2009-05-14